Let's create a multilingual site in WordPress
Image manipulation in WordPress 3.5
The code history of WordPress
Perfect your images using WordPress - WordCamp Europe 2013
Building plugins like a pro
Bootstrapping your plugin
Dealing with media
Creating native apps with WordPress
Rocking a WordPress network
The development and future of GlotPress
The awesome things you can do with images inside WordPress
WordPress 3.5
Writing clean and maintainable code
GlotPress aka translate.wordpress.org
Protecting your site by detection
Node.js to the rescue
My complicated WordPress site
Custom coded projects
The moment my site got hacked - WordCamp Sofia
My Contributor Story